As demonstrated in the Arrays section of the Java Tutorials, the System class provides an arraycopy method that can be used to copy the contents from one array into another. The method below shows use ...

Both Arrays.toString(Object[]) and Arrays.deepToString(Object[]) handle null array gracefully, simply returning a String “null”. I tend to use Java Collections far more than I use Java arrays.

An array is a container object that holds a finite number of values of a specific type. The number of elements the array can store is defined upon creation and cannot be changed afterward. After ...